_:b56513052	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/cf2510c584210f732d41369e8a72853546ecef7d/4> .
_:b56513053	<http://www.w3.org/ns/oa#exact>	"year" .
_:b56513052	<http://www.w3.org/ns/oa#hasSelector>	_:b56513053 .
_:b56513053	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .